Discover Omega's precision with the Constellation (ref. 123.55.31.20.55.006), a distinctive model that balances proportion, precision, and presence. On the wrist, the case feels purposeful: crafted in red gold and measuring 31 mm in diameter, defined by a round silhouette, paired with a gem-set bezel. The caseback is open, and the crystal is sapphire, delivering water resistance to 10000 meters. Visually, the face is where character emerges: a white tone, executed in mother of pearl, framed by gem-set indexes hour markers, and dauphine hands. Mechanically, the watch prioritizes accuracy: the 8421 caliber. The silhouette offers presence without excess, lending confidence in a range of situations. Finishing showcases disciplined attention to detail across facets, edges, and surfaces. For buyers researching specifications and real-world impressions, this reference stands out for coherent design, dependable mechanics, and lasting relevance within modern horology.